package newfeature;

import org.junit.Test;

import java.util.Optional;

/**
 * @author liweimin
 * @date 2021/4/17 9:32
 * @description
 * @since
 */
public class OptionalTest {
    @Test
    public void test1() {
        Person person = null;
        Optional<Person> optionalPerson = Optional.ofNullable(person);


    }
}
